Perpetual PC's

Web Site Design.       Networks.

Commands and references ( GNU / linux kernel 2.4.18-3 and 2.4.18-14 )   
Linux is a registered trademark of Linus Torvalds

The commands with their most common usage are in brackets like this: [ command ].
Don't type the brackets, just what is inside of them.

Back to the index page

ID(1)                            User Commands                           ID(1)

       id - print real and effective UIDs and GIDs

       id [OPTION]... [USERNAME]

       Print information for USERNAME, or the current user.

       -a     ignore, for compatibility with other versions

       -Z, --context
              print only the security context

       -g, --group
              print only the effective group ID

       -G, --groups
              print all group IDs

       -n, --name
              print a name instead of a number, for -ugG

       -r, --real
              print the real ID instead of the effective ID, with -ugG

       -u, --user
              print only the effective user ID

       --help display this help and exit

              output version information and exit

       Without any OPTION, print some useful set of identified information.

       Written by Arnold Robbins and David MacKenzie.

       Report bugs to (

       Copyright .© 2004 Free Software Foundation, Inc.
       This is free software; see the source for copying conditions.  There is
       NO warranty; not even for MERCHANTABILITY or FITNESS FOR  A  PARTICULAR

       The  full  documentation  for id is maintained as a Texinfo manual.  If
       the info and id programs are properly installed at your site, the  com-

              info coreutils id

       should give you access to the complete manual.

id (coreutils) 5.2.1              March 2004                             ID(1)

Perpetual PC's home page

Perpetual PC's link page